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Supertech Nissan SR20DET Single Valve Spring Kit - SPRK-H1021S-SR20Special Price $356.54 Regular Price $417.88 -
Supertech Nissan SR20VE DOHC Dual Valve Spring Kit (Increase Net Lift Machine Inner Spring Boss) - SPRK-H1022D-VESpecial Price $421.68 Regular Price $497.59Out of stock -
Supertech Mitsubishi 4G63 Dual Valve Spring Kit - SPRK-M1007D-2Special Price $474.69 Regular Price $562.46 -
Supertech Nissan RB26DET 24V Dual Valve Spring Kit - SPRK-M1007D-RBSpecial Price $599.78 Regular Price $715.54 -
Supertech Nissan RB26DET 24V Dual Valve Spring Kit - SPRK-M1007D-RB-2LSpecial Price $719.34 Regular Price $861.84 -
Supertech Mitsubishi EVO X 4B11 Dual Valve Spring Kit (Use OEM Seal-Seat) - SPRK-M1015-EX3Special Price $495.82 Regular Price $588.31 -
Supertech 02-07 Mini Cooper 1.6L Dual Valve Spring Kit - SPRK-TS1015-MCSpecial Price $496.60 Regular Price $589.28 -
Supertech Nissan RB26DET 24V Dual Valve Spring Kit - SPRK-TS1015-RB26Special Price $736.20 Regular Price $882.47 -
Supertech 05-15 Ford Focus 2.0L Dual Valve Spring Kit - SPRK-TS-DUR-D2Special Price $495.82 Regular Price $588.31 -
Supertech Ford/Mazda Duratec Single Valve Spring Kit - 55lbs at 35mm - SPRK-TS-DUR-DSSpecial Price $446.40 Regular Price $527.84 -
Supertech Toyota Supra 1JZGTE Inconel Exhaust Valve - Set of 12 - TEVI-1008-12Special Price $384.06 Regular Price $423.69 -
Supertech Toyota Supra 2JZGTE Inconel Exhaust Valve - Set of 12 - TEVI-1014-12Special Price $354.40 Regular Price $389.63